Seemingly suicidal stunt is normal rite of passage for immune cells
Biology /
Oct 20, 2008 |
4.7 / 5 (3) |
0
Researchers have shown that self-induced breaks in the DNA of immune cells known as lymphocytes activate genes that cause the cells to travel from where they're made to where they help the body fight invaders.
Can exercise prevent a severe stroke?
Oct 20, 2008 |
4.7 / 5 (3) |
0
A new study shows that people who are physically active before suffering a stroke may have less severe problems as a result and recover better compared to those who did not exercise before having a stroke. The research is ...
A potential new way to make a good anti-leukemia drug even better
Oct 20, 2008 |
4.3 / 5 (3) |
0
A recently identified cancer-causing protein makes the anti-leukemia drug imatinib, less effective. By blocking the protein, an international team of researchers was able to slow the spread of leukemia cells in culture. The ...
Low-carb diets alter glucose formation by the liver
Oct 20, 2008 |
4 / 5 (3) |
0
A new study shows that a low-carbohydrate diet changes hepatic energy metabolism. When carbohydrates are restricted, the liver relies more on substances like lactate and amino acids to form glucose, instead of glycerol. These ...
Molecule stops DNA replication in its tracks
Biology /
Oct 20, 2008 |
4 / 5 (3) |
0
(PhysOrg.com) -- When a dividing cell duplicates its genetic material, a molecular machine called a sliding clamp travels along the DNA double helix, tethering the proteins that perform the replication. Researchers ...
Light-activated therapy may change skin at molecular level
Oct 20, 2008 |
4 / 5 (3) |
0
Photodynamic therapy—which involves a light-activated medication and exposure to a light source—appears to produce changes at the molecular level in aging skin, according to a report in the October issue of Archives of De ...
Study finds creating unique health ID numbers would improve health care quality, efficiency
Oct 20, 2008 |
3.3 / 5 (3) |
0
Creating a unique patient identification number for every person in the United States would facilitate a reduction in medical errors, simplify the use of electronic medical records, increase overall efficiency and help protect ...
Inmates conduct ecological research on slow-growing mosses
Biology /
Oct 20, 2008 |
5 / 5 (2) |
0
Nalini Nadkarni of Evergreen State College currently advises a team of researchers who sport shaved heads, tattooed biceps and prison-issued garb rather than the lab coats and khakis typically worn by researchers. ...
Hypertension disparity linked to environment
Oct 20, 2008 |
4.5 / 5 (2) |
0
Social environment may play a greater role in the disparity between the numbers of African Americans living with hypertension compared to non-Hispanic whites with the disease. A study by researchers at the Johns Hopkins Bloomberg ...
Helping Lost Neurons Find Their Way
Oct 20, 2008 |
4.5 / 5 (2) |
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Spinal cord injuries are often a worst-case diagnosis for people who suffer accidents because they may mean permanent disability. Unlike a broken leg or pulled muscle, spinal cord injuries do not heal themselves over time.
Shoe scanner set to make travel safer
Oct 20, 2008 |
2.3 / 5 (3) |
0
(PhysOrg.com) -- An engineer at the University of Manchester has developed a prototype scanner that could be used to detect explosives and weapons hidden in the shoes of travellers.
Researchers estimate lives lost due to delay in antiretroviral drug use for HIV/AIDS in South Africa
Medicine & Health / HIV & AIDS
Oct 20, 2008 |
3 / 5 (2) |
1
Boston, MA – More than 330,000 lives were lost to HIV/AIDS in South Africa from 2000 and 2005 because a feasible and timely antiretroviral (ARV) treatment program was not implemented, assert researchers from the Harvard School ...
T cell response to new melanoma antigen linked to relapse-free survival
Oct 20, 2008 |
5 / 5 (1) |
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Melanoma patients infused with a special type of tumor-fighting T cell are more likely to survive without relapse, suggests a new study by researchers in France. Their report will be published online on October 20 in the ...
PNNL researcher receives international fuel cell award
Oct 20, 2008 |
5 / 5 (1) |
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Fuel cell pioneer Subhash Singhal, fuel cell director at the Department of Energy's Pacific Northwest National Laboratory, has received the 2008 Grove Medal for sustained advances in fuel cell technology.
German spectrometer flies to the Moon
Space & Earth / Space Exploration
Oct 20, 2008 |
5 / 5 (1) |
0
India’s first mission to the Moon, Chandrayaan-1, is scheduled to take off from the Satish Dhawan Space Centre on the south-eastern coast of India on Wednesday, October 22nd, at 3.00 CEST. The German science ...
